47–47Menang–Kalah
50.0%% Menang
0Gelar
| Lapangan | W | L | % |
|---|---|---|---|
| Hard | 45 | 39 | 53.6% |
| Clay | 0 | 5 | 0.0% |
| Carpet | 1 | 2 | 33.3% |
| Grass | 1 | 1 | 50.0% |
Musim per musim
| Tahun | W | L | Gelar | % |
|---|---|---|---|---|
| 2018 | 2 | 3 | 0 | 40.0% |
| 2016 | 9 | 5 | 0 | 64.3% |
| 2015 | 1 | 1 | 0 | 50.0% |
| 2014 | 2 | 3 | 0 | 40.0% |
| 2013 | 7 | 9 | 0 | 43.8% |
| 2012 | 6 | 8 | 0 | 42.9% |
| 2011 | 11 | 6 | 0 | 64.7% |
| 2010 | 8 | 6 | 1 | 57.1% |
| 2009 | 0 | 5 | 0 | 0.0% |
| 2008 | 1 | 1 | 0 | 50.0% |
Pertandingan
| Tanggal | Turnamen | Babak | W/L | Lawan | Rank lawan | Skor |
|---|---|---|---|---|---|---|
| 2012-07-16 | An-Ning CH | R32 | L | Sam Groth | 265 | 6-7(4) 7-6(3) 7-6(5) |
| 2012-03-05 | Kyoto CH | R16 | L | Yuichi Sugita | 172 | 7-5 6-2 |
| 2012-03-05 | Kyoto CH | R32 | W | Takao Suzuki | 591 | 3-6 4-5 RET |
| 2012-02-27 | Singapore CH | R32 | L | Yuichi Sugita | 174 | 6-3 6-1 |
| 2012-02-10 | Davis Cup G1 R1: KOR vs TPE | RR | W | Ti Chen | 273 | 5-7 3-6 6-1 7-5 6-4 |
| 2012-01-23 | Honolulu CH | R32 | L | Kamil Capkovic | 251 | 6-4 6-2 |
| 2011-09-16 | Davis Cup G2 R3: KOR vs THA | RR | W | Peerakiat Siriluethaiwattana | 816 | 6-3 6-3 6-2 |
| 2011-09-05 | Shanghai CH | R32 | L | James Ward | 140 | 3-6 6-3 6-4 |
| 2011-08-29 | Bangkok CH | QF | L | Cedrik Marcel Stebe | 151 | 6-3 6-2 |
| 2011-08-29 | Bangkok CH | R16 | W | Teymuraz Gabashvili | 128 | 7-5 6-2 |
| 2011-08-29 | Bangkok CH | R32 | W | Kirati Siributwong | 930 | 6-3 7-5 |
| 2011-08-01 | Beijing CH | SF | L | Tsung Hua Yang | 250 | 6-4 6-4 |
| 2011-08-01 | Beijing CH | QF | W | Kamil Capkovic | 400 | 4-6 6-1 6-2 |
| 2011-08-01 | Beijing CH | R16 | W | Hiroki Moriya | 333 | 6-3 6-4 |
| 2011-08-01 | Beijing CH | R32 | W | Marek Semjan | 308 | 6-3 7-6(5) |
| 2011-07-25 | Wuhai CH | QF | L | Go Soeda | 135 | 6-4 6-4 |
| 2011-07-25 | Wuhai CH | R16 | W | Josselin Ouanna | 329 | 6-3 3-6 7-6(5) |
| 2011-07-25 | Wuhai CH | R32 | W | Hiroki Moriya | 334 | 6-4 6-4 |
| 2011-07-08 | Davis Cup G2 R2: KOR vs PAK | RR | W | Aisam Ul Haq Qureshi | 1049 | 6-2 5-7 6-4 3-6 6-3 |
| 2011-05-09 | Busan CH | R16 | L | Greg Jones | 299 | 6-4 6-7(1) 6-3 |
| 2011-05-09 | Busan CH | R32 | W | Kevin Kim | 314 | 6-2 6-4 |
| 2011-03-07 | Kyoto CH | R32 | L | Sho Katayama | 945 | 7-6(0) 6-4 |
| 2011-03-04 | Davis Cup G2 R1: KOR vs SYR | RR | W | Issam Al Tawil | 1070 | 6-2 6-2 |
| 2010-09-17 | Davis Cup G1 PO: KOR vs PHI | RR | L | Cecil Mamiit | 515 | 3-6 4-6 6-4 1-1 RET |
| 2010-09-17 | Davis Cup G1 PO: KOR vs PHI | RR | W | Treat Conrad Huey | 722 | 6-7(8) 6-2 7-6(7) 7-6(4) |
| 2010-07-26 | Granby CH | R32 | L | Harel Levy | 197 | 6-1 6-0 |
| 2010-07-09 | Davis Cup G1 PO: KOR vs UZB | RR | W | Vaja Uzakov | 704 | 6-3 6-1 |
| 2010-07-09 | Davis Cup G1 PO: KOR vs UZB | RR | L | Denis Istomin | 59 | 4-6 6-1 7-5 6-2 |
| 2010-05-17 | Fergana CH | R16 | L | Young Jun Kim | 359 | 6-3 1-1 RET |
| 2010-05-17 | Fergana CH | R32 | W | Ivo Klec | 298 | 6-3 6-2 |
| 2010-05-10 | Busan CH | F | W | Yen Hsun Lu | 91 | 6-1 6-4 |
| 2010-05-10 | Busan CH | SF | W | Woong Sun Jun | 538 | 6-3 6-4 |
| 2010-05-10 | Busan CH | QF | W | Pierre Ludovic Duclos | 343 | 6-4 6-2 |
| 2010-05-10 | Busan CH | R16 | W | Takao Suzuki | 318 | 6-1 6-3 |
| 2010-05-10 | Busan CH | R32 | W | Noam Okun | 289 | 6-1 6-2 |
| 2010-03-05 | Davis Cup G1 R1: KAZ vs KOR | RR | L | Mikhail Kukushkin | 129 | 7-5 6-4 |
| 2010-03-05 | Davis Cup G1 R1: KAZ vs KOR | RR | L | Andrey Golubev | 97 | 6-1 6-1 6-4 |
| 2009-11-02 | Chuncheon CH | R32 | L | Dusan Lojda | 215 | 4-6 6-2 7-6(5) |
| 2009-10-26 | Seoul CH | R32 | L | Danai Udomchoke | 165 | 1-6 6-3 7-5 |
| 2009-07-10 | Davis Cup G1 PO: KOR vs CHN | RR | L | Ze Zhang | 674 | 2-6 6-7(0) 6-4 7-6(7) 2-0 RET |
| 2009-05-11 | Busan CH | R32 | L | Kamil Capkovic | 279 | 6-1 7-5 |
| 2009-03-06 | Davis Cup G1 R2: UZB vs KOR | RR | L | Murad Inoyatov | 499 | 3-6 6-1 6-3 |
| 2008-04-14 | Busan CH | R16 | L | Lukasz Kubot | 237 | 4-6 7-5 7-6(0) |
| 2008-04-14 | Busan CH | R32 | W | Dusan Lojda | 362 | 6-4 7-6(4) |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0